<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
	<%! String str = "hello world"; %>
	<% int i = 10;
		i = i + 1;
		i = i + 2;
		out.print("hello world" + i);
	
	%>
	aaa <%= i %>
	<%@include file="b.jsp" %>
	bbbb
	<!-- hello world 1 -->
	<%-- hello world 2 --%>
	<%-- <jsp:include page="c.jsp"></jsp:include> --%>
	ddd

</body>
</html>